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https://issues.apache.org/jira/browse/SPARK-17429?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Herman van Hovell resolved SPARK-17429.
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Resolution: Fixed
Assignee: cen yuhai
Fix Version/s: 2.1.0
> spark sql length(1) return error
> --------------------------------
>
> Key: SPARK-17429
> URL: https://issues.apache.org/jira/browse/SPARK-17429
> Project: Spark
> Issue Type: Bug
> Components: SQL
> Affects Versions: 1.6.2
> Reporter: cen yuhai
> Assignee: cen yuhai
> Fix For: 2.1.0
>
>
> select length(11);
> select length(2.0);
> these sql will return errors, but hive is ok.
> Error in query: cannot resolve 'length(11)' due to data type mismatch:
> argument 1 requires (string or binary) type, however, '11' is of int type.;
> line 1 pos 14
> Error in query: cannot resolve 'length(2.0)' due to data type mismatch:
> argument 1 requires (string or binary) type, however, '2.0' is of double
> type.; line 1 pos 14
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